#pdbid|chain|deposition date|is S/K-not|(slip)knot types; 6tl2|A|2019-12-25|S|4.1 +3.1 +3.1; 4wgw|A|2015-02-09|S|+3.1 +3.1; 4wgv|A|2015-02-09|S|+3.1 +3.1;